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Mathematics, 28.06.2019 04:30 cosmicprof1

Ron buys pens from a store. 3 packs of blue pens cost $22.50 and 4 packs of black pens cost $34.00. how much would it cost ron to buy 2 packs of blue pens and 3 packs of black pens?

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Ron buys pens from a store. 3 packs of blue pens cost $22.50 and 4 packs of black pens cost $34.00....

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